private async Task InitAudioMeterAsync() { var result = await AudioGraph.CreateAsync(new AudioGraphSettings(Windows.Media.Render.AudioRenderCategory.Speech)); if (result.Status == AudioGraphCreationStatus.Success) { this.audioGraph = result.Graph; var audioDevice = (AudioDeviceComboBox.SelectedItem as ComboBoxItem); if (audioDevice == null) { return; } var microphone = await DeviceInformation.CreateFromIdAsync(audioDevice.Tag.ToString()); var inProfile = MediaEncodingProfile.CreateWav(AudioEncodingQuality.High); var inputResult = await this.audioGraph.CreateDeviceInputNodeAsync(MediaCategory.Speech, inProfile.Audio, microphone); if (inputResult.Status != AudioDeviceNodeCreationStatus.Success) { var msg = new MessageDialog("Device is not available"); await msg.ShowAsync(); return; } this.audioGraph.Start(); var source = PlaybackSource.CreateFromAudioNode(inputResult.DeviceInputNode); AudioDiscreteVUBar.Source = source.Source; } }
public void TestInit() { _audioNode = new FakeAudioNode(); _audioNode.EffectAdded += new TypedEventHandler <FakeAudioNode, IAudioEffectDefinition>( (node, effectDefinition) => { sut = (VisualizerAudioEffect)node.CreateAudioEffect(effectDefinition); } ); PlaybackSource.CreateFromAudioNode(_audioNode); }
public void PlaybackSource_IsAudioEffectDefinitionPropertiesNotNull() { Windows.Foundation.Collections.IPropertySet props = null; _audioNode.EffectAdded += new TypedEventHandler <FakeAudioNode, IAudioEffectDefinition>( (node, effectDefinition) => { props = effectDefinition.Properties; } ); PlaybackSource.CreateFromAudioNode(_audioNode); Assert.IsNotNull(props); }
public void PlaybackSource_IsAudioEffectDefinitionClassIdCorrect() { string effectName = ""; _audioNode.EffectAdded += new TypedEventHandler <FakeAudioNode, IAudioEffectDefinition>( (node, effectDefinition) => { effectName = effectDefinition.ActivatableClassId; } ); PlaybackSource.CreateFromAudioNode(_audioNode); Assert.AreEqual(typeof(VisualizerAudioEffect).FullName, effectName); }
// TODO: This test does not work from VM due to missing audio adapter //[TestMethod] //[TestCategory("PlaybackSource")] private async Task PlaybackSource_CreateFromAudioNode() // TODO make this test work for VM { var graphResult = await AudioGraph.CreateAsync(new AudioGraphSettings(Windows.Media.Render.AudioRenderCategory.Media)); if (graphResult.Status == AudioGraphCreationStatus.Success) { var node = graphResult.Graph.CreateFrameInputNode(); var source = PlaybackSource.CreateFromAudioNode(node); graphResult.Graph.Start(); Assert.IsNotNull(source.Source); } else { Assert.Inconclusive($"Not able conduct test, could not activate audio graph, result = {graphResult.Status}, {graphResult.ExtendedError.Message}"); } }